:root {
  --primary-color: #1e90ff;
  --secondary-color: #0056b3;
  --bg-light: #f8f9fa;
  --text-dark: #2d3436;
  --text-light: #ffffff;
  --accent-color: #ff6b6b;

  --border: rgba(45, 52, 54, 0.12);
  --shadow: 0 10px 30px rgba(0,0,0,0.08);
  --radius: 14px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

* { margin:0; padding:0; box-sizing:border-box; }
body {
  font-family: 'Roboto', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  padding-top: 50px;
  background:#fff;
}
a { text-decoration:none; color:inherit; }
.muted { color: rgba(45,52,54,.70); }
.mono { font-family: var(--mono); }
.micro { font-size: .85rem; }

/* Header */
header {
  background: #2d3436;
  color: var(--text-light);
  height: 50px;
  padding: 10px 20px;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  display:flex;
  justify-content: space-between;
  align-items:center;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
header h1 { font-size: 1.05rem; font-weight: 900; }

.brand {
  display:flex;
  align-items:center;
  gap:10px;
  min-width: 260px;
}
.brand-logo { height: 34px; width:auto; display:block; }

.header-actions { display:flex; gap:10px; align-items:center; }
.pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.18);
  color: rgba(255,255,255,.90);
  font-weight: 600;
  font-size: .85rem;
}

/* Nav */
nav ul { list-style:none; display:flex; gap:12px; align-items:center; }
nav ul li a {
  color: var(--text-light);
  font-weight: 500;
  transition: color 0.3s, background-color 0.3s;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid transparent;
}
nav ul li a:hover { color: var(--primary-color); }
nav ul li a.active {
  background: rgba(30, 144, 255, 0.18);
  border: 1px solid rgba(30, 144, 255, 0.35);
}

/* Mobile menu */
#menu-toggle { display:none; }
.menu-toggle { display:none; font-size:1.8em; cursor:pointer; color: var(--text-light); }
@media (max-width: 900px) {
  .menu-toggle { display:block; }
  nav ul {
    display:none;
    flex-direction: column;
    position:absolute;
    top:50px;
    left:0;
    width:100%;
    background:#2d3436;
    padding:14px;
    text-align:center;
  }
  #menu-toggle:checked ~ nav ul { display:flex; }
  .brand { min-width: 0; }
  header { padding: 10px 14px; }
}

/* Layout */
.wrap { max-width: 1200px; margin: 0 auto; padding: 18px; }
.view { display:none; }
.view.active { display:block; }

.hero {
  display:flex;
  justify-content: space-between;
  align-items:flex-end;
  gap:14px;
  margin: 14px 0 18px;
}
.hero h2 { font-size: 2rem; color: var(--primary-color); }
.hero-actions { display:flex; gap:10px; flex-wrap:wrap; align-items:center; }

.card {
  background:#fff;
  border:1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}
.card-head {
  display:flex;
  justify-content: space-between;
  align-items:center;
  gap:12px;
  margin-bottom: 10px;
}
.link {
  background: transparent;
  border:none;
  color: var(--secondary-color);
  font-weight: 700;
  cursor:pointer;
}
.link:hover { text-decoration: underline; }

/* Buttons */
.btn {
  background: var(--bg-light);
  color: var(--text-dark);
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 1rem;
  cursor:pointer;
  transition: background .2s, transform .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--primary-color);
  color: var(--text-light);
  border: none;
}
.btn-primary:hover { background: var(--secondary-color); }
.btn-ghost {
  background: transparent;
  color: var(--text-light);
  border: 1px solid rgba(255,255,255,.18);
}
.btn-ghost:hover { background: rgba(255,255,255,.10); }

/* KPIs */
.kpis {
  display:grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}
@media (max-width: 980px){
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.kpi-label {
  font-size: .8rem;
  font-weight: 700;
  color: rgba(45,52,54,.70);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.kpi-value {
  font-size: 2.4rem;
  font-weight: 900;
  margin-top: 6px;
}
.kpi-sub { margin-top: 4px; font-size: .9rem; }
.kpi-warn .kpi-value { color: var(--accent-color); }

/* Tables */
.table { margin-top: 10px; }
.trow {
  display:grid;
  grid-template-columns: 140px 1fr 1.6fr 120px;
  gap: 10px;
  padding: 10px 8px;
  border-bottom: 1px solid rgba(45,52,54,.08);
  align-items:center;
}
.thead {
  font-size: .75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: rgba(45,52,54,.70);
}
.right { text-align:right; }

.inv-head { grid-template-columns: 160px 1.6fr 1fr 120px 140px 120px; }
.mov-head { grid-template-columns: 160px 140px 120px 1fr 1fr 120px; }
@media (max-width: 980px){
  .trow, .inv-head, .mov-head { grid-template-columns: 1fr; }
  .right { text-align:left; }
}

/* Products */
.products { padding: 4px 2px; }
.section-title {
  margin: 14px 0 10px;
  font-size: 1.2rem;
  color: var(--secondary-color);
}
.product-grid {
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}
@media (max-width: 980px){
  .product-grid { grid-template-columns: 1fr; }
}
.product {
  background: var(--bg-light);
  border: 1px solid rgba(45,52,54,.10);
  border-radius: 12px;
  padding: 14px;
}
.product h4 { font-size: 1.05rem; margin-bottom: 6px; }
.product p { font-size: .95rem; color: rgba(45,52,54,.75); }
.product .tag {
  display:inline-flex;
  margin-top: 10px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(30,144,255,.12);
  border: 1px solid rgba(30,144,255,.25);
  color: var(--secondary-color);
  font-weight: 800;
  font-size: .8rem;
}

/* Search */
.search {
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid rgba(45,52,54,.14);
  min-width: 260px;
}

/* Login overlay */
.login {
  position: fixed;
  inset: 0;
  background: rgba(45,52,54,.80);
  display:flex;
  align-items:center;
  justify-content:center;
  z-index: 2000;
}
.login-card{
  width: min(520px, 92vw);
  background:#fff;
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 18px;
  border: 1px solid rgba(45,52,54,.12);
}
.login-head { text-align:center; margin-bottom: 10px; }
.login-logo { height: 88px; width:auto; display:block; margin: 6px auto 10px; }
.login-head h2 { color: var(--primary-color); }
.login-form { display:grid; gap: 12px; margin-top: 10px; }
.login-form label { display:grid; gap: 6px; }
.login-form span {
  font-size: .75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: rgba(45,52,54,.75);
}
.login-form input {
  width:100%;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid rgba(45,52,54,.18);
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  display:none;
  align-items:center;
  justify-content:center;
  background: rgba(0,0,0,.45);
  z-index: 2100;
}
.modal.open { display:flex; }
.modal-card {
  width: min(720px, 94vw);
  background:#fff;
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 16px;
  border: 1px solid rgba(45,52,54,.12);
}
.modal-head {
  display:flex;
  justify-content: space-between;
  align-items:flex-start;
  gap:12px;
}
.iconbtn {
  border: 1px solid rgba(45,52,54,.15);
  background: var(--bg-light);
  border-radius: 12px;
  padding: 8px 10px;
  cursor:pointer;
  font-weight: 900;
}
.modal-form { display:grid; gap: 12px; margin-top: 10px; }
.modal-form .row { display:grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 780px){ .modal-form .row { grid-template-columns: 1fr; } }
.modal-form label { display:grid; gap: 6px; }
.modal-form span {
  font-size: .75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: rgba(45,52,54,.75);
}
.modal-form input, .modal-form select {
  padding: 12px;
  border-radius: 10px;
  border: 1px solid rgba(45,52,54,.18);
}
.row-end { display:flex; justify-content:flex-end; gap:10px; }
.toast { min-height: 18px; }

/* Clickable "Items Out" */
.out-click {
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.out-click:hover { opacity: 0.85; }

/* Side panel */
.sidepanel {
  position: fixed;
  inset: 0;
  display: none;
  z-index: 2200;
}
.sidepanel.open { display: block; }

.sidepanel__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.35);
}

.sidepanel__sheet {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: min(560px, 92vw);
  background: #fff;
  box-shadow: 0 18px 60px rgba(0,0,0,.25);
  border-left: 1px solid rgba(45,52,54,.12);
  display: flex;
  flex-direction: column;
}

.sidepanel__head {
  padding: 14px 14px 10px;
  border-bottom: 1px solid rgba(45,52,54,.10);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.sidepanel__body {
  padding: 14px;
  overflow: auto;
  flex: 1;
}

.sidepanel__foot {
  padding: 12px 14px;
  border-top: 1px solid rgba(45,52,54,.10);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.summary {
  border: 1px solid rgba(45,52,54,.12);
  background: var(--bg-light);
  border-radius: 14px;
  padding: 12px;
}
.summary__row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 2px;
  border-bottom: 1px dashed rgba(45,52,54,.12);
}
.summary__row:last-child { border-bottom: none; }

.panel-section { margin-top: 14px; }
.panel-section h4 { color: var(--secondary-color); }

.panel-list { margin-top: 10px; display: grid; gap: 10px; }
.panel-item {
  border: 1px solid rgba(45,52,54,.12);
  border-radius: 14px;
  padding: 12px;
  background: #fff;
}
.panel-item__top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: baseline;
}
.panel-item__qty {
  font-weight: 900;
  color: var(--accent-color);
}
.panel-item__meta {
  margin-top: 8px;
  font-size: .92rem;
  color: rgba(45,52,54,.78);
  display: grid;
  gap: 4px;
}
.meta-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}
.badges { display:flex; gap:8px; flex-wrap:wrap; margin-top: 8px; }
.badge {
  display:inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(45,52,54,.14);
  background: var(--bg-light);
  font-size: .8rem;
  font-weight: 900;
}
.badge.overdue {
  background: rgba(255,107,107,.14);
  border-color: rgba(255,107,107,.35);
  color: #b32020;
}
.badge.soon {
  background: rgba(30,144,255,.12);
  border-color: rgba(30,144,255,.25);
  color: var(--secondary-color);
}
.badge.open {
  background: rgba(45,52,54,.07);
  border-color: rgba(45,52,54,.16);
  color: rgba(45,52,54,.8);
}

/* Admin additions */
.hidden{display:none !important;}
.role-badge{display:inline-flex;padding:6px 10px;border-radius:999px;border:1px solid rgba(45,52,54,.14);background:var(--bg-light);font-size:.8rem;font-weight:900;}
.admin-grid{display:grid;grid-template-columns:1fr;gap:14px;}
.admin-prod-head{grid-template-columns:160px 1.6fr 1fr 90px 140px;}
.admin-inv-head{grid-template-columns:160px 1.6fr 140px 140px 120px;}
.admin-lease-head{grid-template-columns:130px 140px 1.2fr 90px 120px 120px 180px;}
.admin-cust-head{grid-template-columns:1fr 140px 140px;}
.admin-user-head{grid-template-columns:1fr 140px 120px 180px;}
.admin-actions{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap;}
.btn-small{padding:8px 10px;font-size:.95rem;}
@media (max-width: 980px){.admin-prod-head,.admin-inv-head,.admin-lease-head,.admin-cust-head,.admin-user-head{grid-template-columns:1fr;}}


/* Admin modal tweaks */
#adminModal .modal-card { border-radius: 16px; }
#adminModalDelete { border: 1px solid rgba(255,107,107,.35); color: var(--accent-color); }
#adminModalDelete:hover { background: rgba(255,107,107,.12); }


/* Danger button */
.btn-danger{
  background: #d63031;
  color: #fff;
}
.btn-danger:hover{ filter: brightness(0.95); }

/* Sidepanel form */
.panel-form label{ display:block; margin: 10px 0; }
.panel-form span{ display:block; font-weight:600; margin-bottom:6px; }
.panel-form input, .panel-form select, .panel-form textarea{
  width:100%;
  padding:12px;
  border:1px solid rgba(0,0,0,0.15);
  border-radius:8px;
  font-size:1em;
}
.panel-form textarea{ min-height: 90px; resize: vertical; }
.panel-grid-2{ display:grid; grid-template-columns:1fr 1fr; gap: 12px; }
@media (max-width: 560px){ .panel-grid-2{ grid-template-columns:1fr; } }


/* Blur-lock: keep app unreadable until login */
body.locked header,
body.locked main.wrap{
  filter: blur(14px);
  transition: filter .35s ease;
}
body.locked main.wrap{
  pointer-events:none;
  user-select:none;
}
body:not(.locked) header,
body:not(.locked) main.wrap{
  transition: filter .35s ease;
}